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Cetana
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Asked: 2020-11-24T06:43:58+00:00 In:

Fill in the blanks: The rhythmic expansion and contraction of the heart is called ___________.

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NCERT Solutions for Class 7 Science Chapter 11
Important NCERT Questions
7th Chapter 11 Transportation in Animals and Plants
NCERT Books for Session 2022-2023
CBSE Board and State Board
Questions No: 2 Part: iv

2020-2021cbsechapter 11class 7 scienceclass7ncertsciencetransportation in animals and plants
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    1 Answer

    1. The rhythmic expansion and contraction of the heart is called heartbeat.

      https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-11/

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